Sabin, Albert Bruce 1906-1993.American microbiologist and physician who developed a vaccine against polio that contained an active form of the polio virus (1957). This replaced a less effective vaccine, invented by Jonas Salk, that contained an inactivated form of the virus.

sabin

(sā'bĭn) A unit of acoustic absorption such that one square meter of material of one sabin absorbs 100 percent of the sound energy that strikes it.